/Engine/Source/Runtime/SlateCore/Public/Debugging/SlateDebugging.h
static void BroadcastWarning ( const [FText](API\Runtime\Core\Internationalization\FText) & WarningText, const [TSharedPtr](API\Runtime\Core\Templates\TSharedPtr)< [SWidget](API\Runtime\SlateCore\Widgets\SWidget) > & OptionalContextWidget )